Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 245
here two sticks are fastenedin the form of a letter X and a crosspiece at- will easily lift a man into the air, so much strengthhas it. Taking Professor Bells idea, the lateProfessor Langley, of the Smithsonian Institu-tion at Washington, designed a flying-machinewith three or four wings made up of… … TWO AIR-SHIPS STARTING FOR A RACE. tached, the upper opening of the X being smallerthan the lower. That great scientific kite-maker,Professor Alexander Bell, as described in St.Nicholas for October, 1907, has changed thisform into what he calls the tetrahedral kite, which mont, but, as we have…
Children's literature
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